Injection molded arbor



FIG. 1 is a front perspective view of the injection molded arbor;

FIG. 2 is a top plan view;

FIG. 3 is a side view, both sides being mirror images of the other;

FIG. 4 is a bottom view; and,

FIG. 5 is a front view.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for an injection molded arbor, as shown and described. 